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Well being authorities in China’s Guangdong province have reported a single human case of the H5N6 pressure of hen flu in Dongguan metropolis. The virus, which has more and more jumped to people this yr, kills half of its hosts.
On Thursday, the Well being Fee of Guangdong Province mentioned it thought of the danger of H5N6 transmission to be low after an area citizen was discovered to be contaminated with the hen flu pressure.
The case was reported in Dongguan, a southern metropolis dwelling to some 10 million folks. It’s unclear how the particular person got here to contract the virus at this stage.
The H5N6 subtype of avian influenza is thought to be significantly lethal, with greater than half of these contaminated dying from the virus. It’s identified to trigger extreme sickness in all age teams.
The an infection reported on Thursday is known to be the fiftieth identified case of the virus being contracted by a human. Regardless of the comparatively low quantity, specialists are apprehensive by the rising frequency of infections. Practically half of all H5N6 instances have are available in 2021; solely 5 have been reported in 2020. The World Well being Group mentioned earlier in October {that a} probe into the reason for this enhance was “urgently” required.
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Nearly all of the identified instances have been reported in China, and a few scientists have instructed that the virus has mutated and is changing into extra infectious to folks. Not less than 10 of the registered infections had genetic options just like the H5N8 virus, suggesting the newest instances could also be a brand new variant.
“It may very well be that this variant is a bit more infectious [to people]… or there may very well be extra of this virus in poultry in the mean time and that’s why extra individuals are getting contaminated,” mentioned Thijs Kuiken, professor of comparative pathology at Erasmus College Medical Heart in Rotterdam, as quoted by Reuters.
Whereas the virus isn’t identified to leap between folks, a 61-year-old lady who examined optimistic in July denied ever having contact with dwell poultry. Most infections have been linked to contact with poultry or their instant habitat.
A examine, printed by the Chinese language Heart for Illness Management and Prevention (CDC) in September, has mentioned that the “rising genetic range and geographical distribution of H5N6 poses a critical risk to the poultry trade and human well being.”
Regardless of its elevated prevalence in people, China has not reported any outbreaks of H5N6 in poultry since February 2020. The primary H5N6 human case was confirmed in 2014, within the Chinese language province of Sichuan.
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